AttributeItemProvider.java

/**
 */
package org.js.model.feature.provider;

import java.util.Collection;
import java.util.List;

import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.common.util.ResourceLocator;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ItemProviderAdapter;
import org.eclipse.emf.edit.provider.ViewerNotification;
import org.js.model.feature.Attribute;
import org.js.model.feature.Domain;
import org.js.model.feature.Feature;
import org.js.model.feature.FeaturePackage;
import org.js.model.feature.edit.FeatureModelUtil;

/**
 * This is the item provider adapter for a {@link org.js.model.feature.Attribute} object.
 * <!-- begin-user-doc --> <!--
 * end-user-doc -->
 * @generated
 */
public class AttributeItemProvider extends ItemProviderAdapter implements IEditingDomainItemProvider, IStructuredItemContentProvider,
      ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {

   /**
    * This constructs an instance from a factory and a notifier.
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    * @generated
    */
   public AttributeItemProvider(AdapterFactory adapterFactory) {
      super(adapterFactory);
   }

   /**
    * This returns the property descriptors for the adapted class.
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    * @generated
    */
   @Override
   public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
      if (itemPropertyDescriptors == null) {
         super.getPropertyDescriptors(object);

         addNamePropertyDescriptor(object);
         addDomainPropertyDescriptor(object);
         addValuePropertyDescriptor(object);
         addDeselectedDomainValuesPropertyDescriptor(object);
      }
      return itemPropertyDescriptors;
   }

   /**
    * This adds a property descriptor for the Name feature.
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    * @generated
    */
   protected void addNamePropertyDescriptor(Object object) {
      itemPropertyDescriptors.add
         (createItemPropertyDescriptor
            (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
             getResourceLocator(),
             getString("_UI_Attribute_name_feature"),
             getString("_UI_PropertyDescriptor_description", "_UI_Attribute_name_feature", "_UI_Attribute_type"),
             FeaturePackage.Literals.ATTRIBUTE__NAME,
             true,
             false,
             false,
             ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
             null,
             null));
   }

   /**
    * This adds a property descriptor for the Domain feature.
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    * @generated
    */
   protected void addDomainPropertyDescriptor(Object object) {
      itemPropertyDescriptors.add
         (createItemPropertyDescriptor
            (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
             getResourceLocator(),
             getString("_UI_Attribute_domain_feature"),
             getString("_UI_PropertyDescriptor_description", "_UI_Attribute_domain_feature", "_UI_Attribute_type"),
             FeaturePackage.Literals.ATTRIBUTE__DOMAIN,
             true,
             false,
             false,
             null,
             null,
             null));
   }

   /**
    * This adds a property descriptor for the Value feature.
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    * @generated
    */
   protected void addValuePropertyDescriptor(Object object) {
      itemPropertyDescriptors.add
         (createItemPropertyDescriptor
            (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
             getResourceLocator(),
             getString("_UI_Attribute_value_feature"),
             getString("_UI_PropertyDescriptor_description", "_UI_Attribute_value_feature", "_UI_Attribute_type"),
             FeaturePackage.Literals.ATTRIBUTE__VALUE,
             true,
             false,
             false,
             ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
             null,
             null));
   }

   /**
    * This adds a property descriptor for the Deselected Domain Values feature.
    * <!-- begin-user-doc --> <!--
    * end-user-doc -->
    * @generated
    */
   protected void addDeselectedDomainValuesPropertyDescriptor(Object object) {
      itemPropertyDescriptors.add
         (createItemPropertyDescriptor
            (((ComposeableAdapterFactory)adapterFactory).getRootAdapterFactory(),
             getResourceLocator(),
             getString("_UI_Attribute_deselectedDomainValues_feature"),
             getString("_UI_PropertyDescriptor_description", "_UI_Attribute_deselectedDomainValues_feature", "_UI_Attribute_type"),
             FeaturePackage.Literals.ATTRIBUTE__DESELECTED_DOMAIN_VALUES,
             true,
             false,
             false,
             ItemPropertyDescriptor.GENERIC_VALUE_IMAGE,
             null,
             null));
   }

   /**
    * This returns Attribute.gif. <!-- begin-user-doc --> <!-- end-user-doc -->
    * 
    * @generated NOT
    */
   @Override
   public Object getImage(Object object) {
      String imagePath = "Attribute";
      if (object instanceof Attribute) {
         Attribute attribute = (Attribute) object;
         String value = attribute.getValue();
         boolean isSet = (value != null && value.length() > 0);
         
         
         Feature feature = attribute.getFeature();
         if (FeatureModelUtil.isFeatureDeselected(feature)) {
            if (isSet){
               imagePath = "DisabledAttribute";
            } else {
               imagePath = "DisabledUnassignedAttribute";
            }
         } else {
            if (isSet) {
               imagePath = "SetAttribute";
            }
         }
      }
      return overlayImage(object, getResourceLocator().getImage("full/obj16/" + imagePath));
   }

   /**
    * This returns the label text for the adapted class. <!-- begin-user-doc --> <!-- end-user-doc -->
    * 
    * @generated NOT
    */
   @Override
   public String getText(Object object) {
      return FeatureModelUtil.getAttributeName((Attribute)object);
   }

   /**
    * This handles model notifications by calling {@link #updateChildren} to update any cached children and by creating
    * a viewer notification, which it passes to {@link #fireNotifyChanged}. <!-- begin-user-doc --> <!-- end-user-doc
    * -->
    * 
    * @generated
    */
   @Override
   public void notifyChanged(Notification notification) {
      updateChildren(notification);

      switch (notification.getFeatureID(Attribute.class)) {
         case FeaturePackage.ATTRIBUTE__NAME:
         case FeaturePackage.ATTRIBUTE__DOMAIN:
         case FeaturePackage.ATTRIBUTE__VALUE:
         case FeaturePackage.ATTRIBUTE__DESELECTED_DOMAIN_VALUES:
            fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false, true));
            return;
      }
      super.notifyChanged(notification);
   }

   /**
    * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children
    * that can be created under this object.
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    * @generated
    */
   @Override
   protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
      super.collectNewChildDescriptors(newChildDescriptors, object);

      newChildDescriptors.add
         (createChildParameter
            (FeaturePackage.Literals.ATTRIBUTE__DESELECTED_DOMAIN_VALUES,
             ""));
   }

   /**
    * Return the resource locator for this item provider's resources.
    * <!-- begin-user-doc --> <!-- end-user-doc -->
    * @generated
    */
   @Override
   public ResourceLocator getResourceLocator() {
      return FeatureEditPlugin.INSTANCE;
   }

}